Drilldown: Patents

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Patents > IPCs: None & Family year: 1900 - 1999 & Number of figures: 20-40

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Office:
Inventors:
Alfred John Macy (11) · Anthony Rudolph Silverston (3) · Henry Kleckler (2) · Alfred K. R. A. Krakow (2) · Alphonse Papin (2) · John Thomas Simpson (2) · Eduard Adamek (2) · George Raymond Lawrence (2) · James Edward Fraser (2) · Didier Rouilly (2)
Inventor country:
Applicant person:
Alfred John Macy (11) · None (4) · Anthony Rudolph Silverston (3) · Didier Rouilly (2) · John Thomas Simpson (2) · James Edward Fraser (2) · Henry Kleckler‎ (2) · George Raymond Lawrence (2) · Eduard Adamek (2) · Alphonse Papin (2)
Applicant is inventor:
Tech fields:
airplane (29) · stability (24) · frame (17) · propulsion (15) · propellers (12) · design (11) · None (9) · aerodynamics (9) · whole (9) · wings (8) · navigation (7) · propeller (6) · automatic stability (6) · construction (6) · hybrid (6) · control (5) · helicopter (5) · wheels (5) · Flapping (5) · marine (5)
Full specification filed date:
Application number:
None (22) · 25941D (3) · 1913781506 (2)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (30) · John P. Tarbox‎ (3) · Charles W. Hills (3) · None (2) · Charles Hill (2)
National tech categories:
None (18) · HU V/h (6) · USPC 244/177 (5) · USPC 244/35R (4) · USPC 244/119 (3) · USPC 244/45R (3) · USPC 244/93 (3) · USPC 244/96 (3) · DK 77 (3) · CA 341/80 (3) · AT 77d (3) · USPC 244/131 (2) · USPC 244/99.11 (2) · USPC 244/237 (2) · USPC 244/113 (2) · USPC 244/109 (2) · USPC 244/64 (2)
IPCs: (Click arrow to add another value)
CPCs:
None (27) · CPC B64C17/00 (9) · CPC B64C3/385 (3) · CPC B64C3/14 (3) · CPC B64C2700/6295 (3) · CPC B64C2700/6212 (3) · CPC B64C23/005 (3) · CPC B64C3/00 (3) · CPC B64B1/00 (3) · CPC B64C33/02 (2) · CPC B64C2700/6233 (2) · CPC B64C13/00 (2) · CPC Y10S200/29 (2)
First filing:
Citations from after 1930:

Showing below up to 79 results in range #1 to #79.

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